High speed, single needle lockstitch machine
3900 DD – High speed, single needle lockstitch machine. This machine has fully automatic lubrication and the motor and control box are integrated in the machine. Max. stitch length is 4 mm. Max. machine speed: 5000 spm.
3900 LH-DD – Same as above, however equipped with large hook.
3900 AUT – All-in-one high-speed, single needle lockstitch machine. This machine has fully automatic lubrication and motor, control box and panel are integrated in the machine. The machine is equipped with presser foot lifter. The bobbin winder is built-in the machine head.
3900 LH-AUT – Same as above, however equipped with large hook.